Inventor
MIYASHITA TADASHI
9 patents
⚠️ This page may combine multiple inventors who share the name “MIYASHITA TADASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHOTONIC INTEGRATION RES
5 patentsUS5064266ANov 12, 1991
Circular channel waveguides and lenses formed from rectangular channel waveguides
PHOTONIC INTEGRATION RES38 citations90
US5059475AOct 22, 1991
Apparatus and method of forming optical waveguides on metalized substrates
PHOTONIC INTEGRATION RES47 citations90
US5710854AJan 20, 1998
Multi-mode optical T-splitter and method of fabricating same
PHOTONIC INTEGRATION RES21 citations89
US5473721ADec 5, 1995
Multi-mode optical circuit to couple light between various optical elements and method of fabricating same
PHOTONIC INTEGRATION RES46 citations89
US5261022ANov 9, 1993
Optical waveguide of silica glass film on ceramic substrate
PHOTONIC INTEGRATION RES9 citations71
NIPPON TELEGRAPH & TELEPHONE
3 patentsUS4062665ADec 13, 1977
Continuous optical fiber preform fabrication method
NIPPON TELEGRAPH & TELEPHONE102 citations94
US3950073AApr 13, 1976
Eccentric core optical waveguide
NIPPON TELEGRAPH & TELEPHONE67 citations93
US4306767ADec 22, 1981
Single-mode optical fiber
NIPPON TELEGRAPH & TELEPHONE19 citations69